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10213131310300 = 22521734397134263
BaseRepresentation
bin1001010010011110111000…
…0100000101010011011100
31100011100212200101121122201
42110213232010011103130
52314312443103412200
633415503040421244
72102605625524642
oct224475604052334
940140780347581
1010213131310300
113288401406a86
12118b459017824
1359112bb03399
1427446519b192
1512aa01105c6a
hex949ee1054dc

10213131310300 has 72 divisors (see below), whose sum is σ = 22295837412576. Its totient is φ = 4060684373760.

The previous prime is 10213131310259. The next prime is 10213131310381. The reversal of 10213131310300 is 301313131201.

It is a super-2 number, since 2×102131313103002 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76000969 + ... + 76135231.

It is an arithmetic number, because the mean of its divisors is an integer number (309664408508).

Almost surely, 210213131310300 is an apocalyptic number.

10213131310300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10213131310300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11147918706288).

10213131310300 is an abundant number, since it is smaller than the sum of its proper divisors (12082706102276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10213131310300 is a wasteful number, since it uses less digits than its factorization.

10213131310300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138847 (or 138840 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 10213131310300 its reverse (301313131201), we get a palindrome (10514444441501).

The spelling of 10213131310300 in words is "ten trillion, two hundred thirteen billion, one hundred thirty-one million, three hundred ten thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 173 346 692 865 1730 3460 4325 4397 8650 8794 17300 17588 21985 43970 87940 109925 134263 219850 268526 439700 537052 671315 760681 1342630 1521362 2685260 3042724 3356575 3803405 6713150 7606810 13426300 15213620 19017025 23227499 38034050 46454998 76068100 92909996 116137495 232274990 464549980 580687475 590354411 1161374950 1180708822 2322749900 2361417644 2951772055 5903544110 11807088220 14758860275 29517720550 59035441100 102131313103 204262626206 408525252412 510656565515 1021313131030 2042626262060 2553282827575 5106565655150 10213131310300